Discontinued — last reported Q4 '19
A steady or increasing balance suggests ongoing investment or acquisition of rights, while a rapid decline indicates amortization or potential impairment.
The net book value of identifiable intangible assets related to Tecfidera, such as patents, trademarks, or distribution...
Commonly reported as part of intangible asset schedules in pharmaceutical company 10-K filings.
biib_segment_tecfidera_finite_lived_intangible_assets_net